He was observing the distant birds using binoculars.

His eyes are very sharp.

This mountain is made of phonolite.

He continues his journey in pursuit of his utopia.

A footrace was held at the school's sports festival.

He was observing the distant birds with binoculars.

He is using binoculars to observe birds.

He hit the ball.

At this store, we offer dishes made with fresh vegetables.

The length of the telomere is one of the indicators of cellular aging.